diff --git a/config/ks/centos66.cfg b/config/ks/centos66.cfg
index ef12352..97dc441 100644
--- a/config/ks/centos66.cfg
+++ b/config/ks/centos66.cfg
@@ -3,9 +3,9 @@
 text
 skipx
 install
-url --url=http://www.mirrorservice.org/sites/mirror.centos.org/6.6/os/x86_64
-repo --name=base --baseurl=http://www.mirrorservice.org/sites/mirror.centos.org/6.6/os/x86_64
-repo --name=updates --baseurl=http://www.mirrorservice.org/sites/mirror.centos.org/6.6/updates/x86_64
+url --url=http://lt2admin.grid.hep.ph.ic.ac.uk/linux/mirrors/centos/6.6/os/x86_64
+repo --name=base --baseurl=http://lt2admin.grid.hep.ph.ic.ac.uk/linux/mirrors/centos/6.6/os/x86_64
+repo --name=updates --baseurl=http://lt2admin.grid.hep.ph.ic.ac.uk/linux/mirrors/centos/6.6/updates/x86_64
 repo --name=epel --baseurl=http://mirrors.kernel.org/fedora-epel/6/x86_64
 
 rootpw --iscrypted *LK*